Putter insert



FIG. 1. is a perspective view of a putter insert, as viewed from top, front and one side thereof, according to one embodiment.

FIG. 2. is a rear elevation view of the insert of FIG. 1.

FIG. 3 is a top plan view of the insert of FIG. 1.

FIG. 4 is a front elevation view of the insert of FIG. 1.

FIG. 5 is a bottom plan view of the insert of FIG. 1; and,

FIG. 6 is a side elevation view of the insert of FIG. 1, the opposite side being a mirror image thereof. 

We claim the ornamental design for a putter insert, as shown and described. 